S54 performance at new heights
VAC S54 3.5L Stroker crank has been properly designed to ensure
performance, durability and reliability. Without these, improving
the S54 is impossible, but we have achieved superb results through
engineering and testing.
Our VAC cranks are made in the UK by Arrow Precision to beyond OEM
Motorsport quality. This crank is machined from the highest quality
billet steel alloys and properly nitrided- running in dozens of
successful race cars around the world!
We have many race teams running this crank with great
success: winning championships, pushing past the aerodynamic
and high displacement Porsches! Proven to win in the most grueling
scenarios of 24-Hour endurance races, reliability and output are
top notch!
Our crank maintains a lightweight design and offers gains in torque
to get you out of corners faster, and horsepower to widen the
powerband and get the advantage in the straightaway's. Some
customers have even used our crankshafts in forced induction
builds. Whatever your goal, VAC parts and advice will help you
achieve your goal.
Understanding Stroke: This crankshaft has a 97mm
stroke
-A bore size of 87mm gives a displacement of 3459.8cc
-A bore size of 87.5mm gives a displacement of 3499.7cc |
VAC Tech Tip:
Consider our full system 'VAC Stroker Kit' below for maximum
performance and reliability. All components have been tested and
run together in our VAC built engines in this
configuration.
Since many race teams don't like to give away their
tricks, here are some of our hill climb racers who
will!...